H Series Tri-Y V2 Header Expansion Modules Drain plug size is 1/4

Drain plug size is 1/4 NPT

measured at

An RMA Service Fee may be refunded if flaws or failures out of the end users control are found within a component we manufacture and the item is returned within its warranty period

* Improved lock angle

2002-2004 models may reuse OEM synchros but we highly recommend using with our Pro Series Carbon Synchros # SYN118

H Series Tri-Y V2 Header Expansion Modules Drain plug size is 1/4*All headers and large exhaust items may be subject to additional shipping charges* This new and revised V2 header comes with a flex pipe and a 2. 5" collector outlet. Ideal for all forms of competition; auto cross, drag racing and road racing. **Even though our product code says H2B, this header does NOT fit H2B SWAPS.****You will need an aftermarket front crossmember (traction bar) or notch it off to fit Preludes.** Vehicle Application: Honda